When the glamorous model "Isabella" is found murdered, "Insp. Silvestri" (Thomas Reiner) is drafted in to investigate. Pretty quickly he discovers, as do we, that she kept a diary and it now becomes distinctly dangerous for anyone who has handled this book as the masked killer seems hell bent on retrieving it. There are suspects a-plenty for the killings, and an intriguing sub-lot between a penniless Marquis (Franco Ressel) being blackmailed for an alibi by the boyfriend of one of the deceased, makes the main plot a little more puzzling too. It packs quite a lot into ninety minutes and the sto...